mirror of
https://github.com/Zeckmathederg/glfs.git
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262 lines
8.3 KiB
XML
262 lines
8.3 KiB
XML
<?xml version="1.0" encoding="ISO-8859-1"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY % general-entities SYSTEM "../../general.ent">
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%general-entities;
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<!ENTITY libpwquality-download-http "https://github.com/libpwquality/libpwquality/releases/download/libpwquality-&libpwquality-version;/libpwquality-&libpwquality-version;.tar.bz2">
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<!ENTITY libpwquality-download-ftp " ">
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<!ENTITY libpwquality-md5sum "1fe43f6641dbf1e1766e2a02cf68a9c3">
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<!ENTITY libpwquality-size "420 KB">
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<!ENTITY libpwquality-buildsize "4.1 MB">
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<!ENTITY libpwquality-time "less than 0.1 SBU">
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]>
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<sect1 id="libpwquality" xreflabel="libpwquality-&libpwquality-version;">
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<?dbhtml filename="libpwquality.html"?>
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<sect1info>
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<date>$Date$</date>
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</sect1info>
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<title>libpwquality-&libpwquality-version;</title>
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<indexterm zone="libpwquality">
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<primary sortas="a-libpwquality">libpwquality</primary>
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</indexterm>
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<sect2 role="package">
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<title>Introduction to libpwquality</title>
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<para>
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The <application>libpwquality</application> package provides common
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functions for password quality checking and also scoring them based on
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their apparent randomness. The library also provides a function for
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generating random passwords with good pronounceability.
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</para>
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&lfs101_checked;
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<bridgehead renderas="sect3">Package Information</bridgehead>
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<itemizedlist spacing="compact">
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<listitem>
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<para>
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Download (HTTP): <ulink url="&libpwquality-download-http;"/>
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</para>
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</listitem>
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<listitem>
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<para>
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Download (FTP): <ulink url="&libpwquality-download-ftp;"/>
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</para>
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</listitem>
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<listitem>
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<para>
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Download MD5 sum: &libpwquality-md5sum;
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</para>
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</listitem>
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<listitem>
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<para>
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Download size: &libpwquality-size;
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</para>
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</listitem>
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<listitem>
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<para>
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Estimated disk space required: &libpwquality-buildsize;
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</para>
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</listitem>
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<listitem>
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<para>
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Estimated build time: &libpwquality-time;
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</para>
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</listitem>
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</itemizedlist>
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<bridgehead renderas="sect3">libpwquality Dependencies</bridgehead>
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<bridgehead renderas="sect4">Required</bridgehead>
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<para role="required">
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<xref linkend="cracklib"/>
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</para>
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<bridgehead renderas="sect4">Recommended</bridgehead>
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<para role="recommended">
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<xref linkend="linux-pam"/>
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</para>
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<!-- Do not advertise python 2 since python 3 can be used
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<bridgehead renderas="sect4">Optional</bridgehead>
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<para role="optional">
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<xref linkend="python2"/>
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</para>
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-->
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<para condition="html" role="usernotes">User Notes:
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<ulink url="&blfs-wiki;/libpwquality"/>
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</para>
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</sect2>
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<sect2 role="installation">
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<title>Installation of libpwquality</title>
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<para>
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Install <application>libpwquality</application> by running the following
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commands:
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</para>
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<screen><userinput>./configure --prefix=/usr \
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--disable-static \
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--with-securedir=/usr/lib/security \
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--with-python-binary=python3 &&
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make</userinput></screen>
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<para>
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This package does not come with a test suite.
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</para>
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<para>
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Now, as the <systemitem class="username">root</systemitem> user:
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</para>
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<screen role="root"><userinput>make install</userinput></screen>
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</sect2>
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<sect2 role="commands">
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<title>Command Explanations</title>
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<para>
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<parameter>--with-python-binary=python3</parameter>: This parameter gives
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the location of the <application>Python</application> binary. The default
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is <parameter>python</parameter>, and requires <xref linkend="python2"/>.
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</para>
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</sect2>
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<sect2 role="configuration">
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<title>Configuring libpwquality</title>
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<!--
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<para>
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<application>libpwquality</application> is intended to be a
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functional replacement for the <filename>pam_cracklib.so</filename>
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module with additional options. To replace the
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<filename>pam_cracklib.so</filename> module with the
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<filename>pam_pwquality.so</filename> module, execute the following
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commands as the <systemitem class="username">root</systemitem> user:
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</para>
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-->
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<para>
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<application>libpwquality</application> is intended to be a
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functional replacement for the now-obsolete
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<filename>pam_cracklib.so</filename> PAM module. To configure the system
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to use the <filename>pam_pwquality</filename> module, execute the
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following commands as the
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<systemitem class="username">root</systemitem> user:
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</para>
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<screen role="root"><userinput>mv /etc/pam.d/system-password{,.orig} &&
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cat > /etc/pam.d/system-password << "EOF"
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<literal># Begin /etc/pam.d/system-password
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# check new passwords for strength (man pam_pwquality)
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password required pam_pwquality.so authtok_type=UNIX retry=1 difok=1 \
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minlen=8 dcredit=0 ucredit=0 \
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lcredit=0 ocredit=0 minclass=1 \
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maxrepeat=0 maxsequence=0 \
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maxclassrepeat=0 geoscheck=0 \
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dictcheck=1 usercheck=1 \
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enforcing=1 badwords="" \
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dictpath=/usr/lib/cracklib/pw_dict
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# use sha512 hash for encryption, use shadow, and use the
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# authentication token (chosen password) set by pam_pwquality
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# above (or any previous modules)
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password required pam_unix.so sha512 shadow use_authtok
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# End /etc/pam.d/system-password</literal>
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EOF
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</userinput></screen>
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</sect2>
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<sect2 role="content">
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<title>Contents</title>
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<segmentedlist>
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<segtitle>Installed Programs</segtitle>
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<segtitle>Installed Libraries</segtitle>
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<segtitle>Installed Directories</segtitle>
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<seglistitem>
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<seg>
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pwscore and pwmake
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</seg>
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<seg>
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pam_pwquality.so and libpwquality.so
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</seg>
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<seg>
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None
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<!-- /etc/security was installed by Linux-PAM -->
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</seg>
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</seglistitem>
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</segmentedlist>
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<variablelist>
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<bridgehead renderas="sect3">Short Descriptions</bridgehead>
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<?dbfo list-presentation="list"?>
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<?dbhtml list-presentation="table"?>
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<varlistentry id="pwmake">
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<term><command>pwmake</command></term>
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<listitem>
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<para>
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is a simple configurable tool for generating random
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and relatively easily pronounceable passwords
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</para>
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<indexterm zone="libpwquality pwmake">
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<primary sortas="b-pwmake">pwmake</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="pwscore">
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<term><command>pwscore</command></term>
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<listitem>
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<para>
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is a simple tool for checking quality of a password
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</para>
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<indexterm zone="libpwquality pwscore">
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<primary sortas="b-pwscore">pwscore</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libpwquality-lib">
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<term><filename class="libraryfile">libpwquality.so</filename></term>
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<listitem>
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<para>
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contains API functions for checking the password quality
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</para>
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<indexterm zone="libpwquality libpwquality-lib">
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<primary sortas="c-libpwquality">libpwquality.so</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="pam_pwquality">
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<term><filename class="libraryfile">pam_pwquality.so</filename></term>
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<listitem>
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<para>
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is a <application>Linux PAM</application> module used to perform
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password quality checking
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</para>
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<indexterm zone="libpwquality pam_pwquality">
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<primary sortas="c-pam_pwquality">pam_pwquality.so</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect2>
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</sect1>
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